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Retired NBME 21 Answers

nbme21/Block 1/Question#28 (reveal difficulty score)
A 47-year-old man is brought to the emergency ...
Mixed venous oxygen tension ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
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 +19  upvote downvote
submitted by โˆ—nicnac20(21)
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iMexd oeusvn yngoxe nntseio si het onutma of onygxe dobnu ot nighelomob sa ti srentru to hte gthir esid fo teh ahret frtea ieralgvtn ot het sits.sue

eaesecDdr enoygx eyderliv to eht suetsis ued to eedadcrse adircac utoput dlsae to teh tssuies rinxaetgct erom yenoxg mofr eth saspign BRsC athn tehy ylaorlmn wdl,ou whihc scsdreeea eht lreolva edmxi suveon ngoxey neiost.n

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pparalpha  A lflepuh onteuqai is eCraO=t fo 2O uracirloi(n/tstmnpoae 2O cnevtsonn-oetu 2O )toen:tcn kiFc rnilicepp If OC is ,adeserdec nhte eht eedfcnierf bewente artaleir O2 noettnc nda seovnu 2O tntenco is ieandesrc +19
misterdoctor69  oT fliycra a tlleti i,bt hte susties ltdnu'wo aenyeslcsri xceattr MORE yegxon fomr the sapngis sCBR nath tehy lnlmaory dolw.u Teyh luowd teaxtrc teh mesa motuna sa ehyt llmyrnao dluow to yracr tuo hriet wno tcnfo.unis vo,rHeew eucebas teh ittngras utamon of 2O deveedlir ot iusests si ol,rwe o'uyd end pu ihtw sesl O2 ndobu to nmeioglobh tergrunin to teh igtrh hra.et +5
doso2222  atHre efruail &;--gt ddeascree adcicar puttou -&t;-g lsreow boold aicilnurtoc miet oo(ldb is rmeo gt)anastn -g-t&; tsenrlaat to dsinreeac gnyxeo ttanirocex yb sutessi adn trhfeoree lwsore oenxyg tensnoi by hte mtie ti nuertrs ot teh irhtg etarh. +



 +2  upvote downvote
submitted by โˆ—kentuckyfan(47)
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I gte hyw hte dxmie snuvoe ygeoxn tennsoi ce,wedr rv.a,eseoeHd tins' eth syseticm cavrulas eiatecrnss soal e?eceasrdd

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yb_26  n,o creesedad OC ;t&g= ieerphaprl otnaossctrcviino ;t&=g VRS lliw be disncreae +8
yssya1992  oN RSV wlil rsneaiec edu ot RASA dan ASN sthta why ew easderec dlrofatae in FH atteenmtr ( EC,AI RsAB ) +6
snafull  tl'Wudno yuonpamrl larvcsau einaretcss laso be eacsdreed eehr deu ot layrunopm saaoliovdnti in the tisgten of na ?IM +
cienfuegos  llus:f@an my liintia ttuhohg is that ew loudw ese uprynamlo nooivcanisotctsr ebuecas of het vetaleirly wlo negoyx nontise t(tah uerslst morf eth lwo adiaccr p.ttuuo) +3



 +1  upvote downvote
submitted by paloma(10)
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ahWt otuba lypuarnom sacvural scsinrt?eea tI oflwols hte mytsisce raauvscl ?tesrescian

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cooldudeboy1  srkcaelc rea rhaed lllbyaearti so hetre si pulm oahpt iwhch eldas to iedcrnaes mplu asacrvul ectrse,snia sncei smyistec obdol lowfs onti hte sgn.lu yn a ckolb ni eht owfl daahe l)sg(un wlil iesaenrc asertesicn ni wlfo niedbh ( tsymsice ) +4
mrglass  sThi peniatt is yoihpcx naceidres nsudoifif cid.stean iThs cassue ouplmrany nscvcti.ooasinrto Oidniyrrla stih rspesneo is snddgiee to hutsn odbol to asrtp fo eht usgnl htta aer ewll vei,edtltan but hte esopresn si vamltadeipa in glaobl oapixyh +4
happyhib_  I ntod elveibe eerdaedcs vnseuo ygnxeo snntieo ludow dael ot mnylapuro ovncirnocsaittos it(sh is cialtlpyy ni hte ttnsgei fo wlo 2OPA oyu ees is;ht gnnshitu obold yawa ofrm oyprlo neyotgxaed leo)vi.la uYo anc teg to enaisrced yunropmla lscvraua rcatisenes deu ot plum meead mrof Ltfe aehrt fliinag lndgeia to dlfiu vrdelooa ni mlup craa.uu)etvsl +



 -5  upvote downvote
submitted by โˆ—hayayah(1212)
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dMxie sevoun enxogy uanstatiro )(OS2v si asmedeur in eth rmaoluypn eyart.r v2OS lsmapse eth uert xeidm euvsno bodol valgeni hte ihgrt .ahter euenermtMsa of medix neousv xgyone raanosiutt 2Sv)(O omfr the rloumynap yrerat hsa eebn dovatacde sa na rcinetdi iedxn of etissu aointgnyxo.e

nI geniicdroac sohck oyu veah eescdrade CO g;-&t- eeaddecrs O2 dvryleie -g;-&t seedcrade S.v2O

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